C111113331333132322331333133313331333132322333121111123313223331   >>    C11111333133313232233133313331333133313232233312111112331322333   <<    C111113331333132322331333133313331333132322333121111123313223333   >>      C111113331333132322331333133313331333132322333121111123313223332   >>